<!DOCTYPE HTML>
<html>
<svg id="s">
  <style>
    #b { display: none; }
    rect { fill:orange; }
  </style>
  <rect width="10" height="10" fill="lime"/>
</svg>
<style>
  #b { display: block; }
  rect { fill:blue; }
</style>
<div id="b" style="border:2px solid black">
  <svg>
    <use xlink:href="#s"/>
  </svg>
</div>
